SQL Server - Ejecución de códigos (marca errores)

create database Discos1
On
primary
(name = discos1primary,
filename = 'c:\Discos_Data\discos1primary.mdf',
size = 50MB,
Maxsize = 200,
filegrowth = 20),
filegroup discos1FG
(name = discos1data1,
filename = 'c:\Discos_Data\discos1data.ndf',
size = 100MB,
Maxsize = 800,
filegrowth = 100),
Log on
(name = discos1log,
filename = 'c:\Discos_Data\discos1log.ldf',
size = 300MB,
Maxsize = 800,
filegrowth = 100),

Pues la adivinanza no es lo mio, ¿que error te manda?